An advertising firm has decided to ask 110 customers at each of four local shopping malls if they are willing to take part in a market research survey. At a = 0.05 is there evidence to show that the proportions are not all the same. Willing Willing Not Willing What are the expected numbers? (round to 3 decimal places) B A The test value is: A 66 44 Not Willing The hypotheses are Ho: PA HA: At least one of the proportions is different. (claim) Since a = 0.05 the critical value is 7.815 = PB PC PD The p-value is B 61 49 = с C 70 40 (round to 3 decimal places) (round to 3 decimal places) D 65 45 D
An advertising firm has decided to ask 110 customers at each of four local shopping malls if they are willing to take part in a market research survey. At a = 0.05 is there evidence to show that the proportions are not all the same. Willing Willing Not Willing What are the expected numbers? (round to 3 decimal places) B A The test value is: A 66 44 Not Willing The hypotheses are Ho: PA HA: At least one of the proportions is different. (claim) Since a = 0.05 the critical value is 7.815 = PB PC PD The p-value is B 61 49 = с C 70 40 (round to 3 decimal places) (round to 3 decimal places) D 65 45 D
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
![An advertising firm has decided to ask 110 customers at each of four local shopping malls if they are willing
to take part in a market research survey. At a = 0.05 is there evidence to show that the proportions are not
all the same.
Willing
Willing
Not Willing
What are the expected numbers? (round to 3 decimal places)
B
The test value is:
A
66
44
A
The p-value is
B
61
49
Not Willing
The hypotheses are
Ho: PA PB = Pc = PD
HA: At least one of the proportions is different. (claim)
Since a = 0.05 the critical value is 7.815
с
C
70
40
(round to 3 decimal places)
(round to 3 decimal places)
D
65
45
D](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6d674fe9-a550-43ff-965c-c12854b5103b%2F68a0b9ed-e470-46f4-877a-ea87c33404bc%2Fwl91ibv_processed.jpeg&w=3840&q=75)
Transcribed Image Text:An advertising firm has decided to ask 110 customers at each of four local shopping malls if they are willing
to take part in a market research survey. At a = 0.05 is there evidence to show that the proportions are not
all the same.
Willing
Willing
Not Willing
What are the expected numbers? (round to 3 decimal places)
B
The test value is:
A
66
44
A
The p-value is
B
61
49
Not Willing
The hypotheses are
Ho: PA PB = Pc = PD
HA: At least one of the proportions is different. (claim)
Since a = 0.05 the critical value is 7.815
с
C
70
40
(round to 3 decimal places)
(round to 3 decimal places)
D
65
45
D
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